.back {
    width: 100%;
    height: 100%;
    background: url(../imgs/sign-bg.jpg)no-repeat;
    background-size: cover;

    .back-center {
        width: 100%;
        padding: 80px 30px 0 30px;

        .main {
            h2 {
                font-size: 20px;
                position: absolute;
                top: 26px;
                right: 20px;
                font-weight: normal;

                a {
                    color: #fff;
                    font-size: 20px;
                }
            }

            h3 {
                font-weight: normal;
                font-size: 28px;
                color: #fff;
            }
        }

        .int {
            margin-top: 43px;

            .int-p input {
                width: 100%;
                height: 50px;
                margin-bottom: 18px;
                border: none;
                border-radius: 25px;
                color: #fff;
                background-color: rgba(221, 216, 216, 0.726);
                padding-left: 20px;
                font-size: 16px;
                box-sizing: border-box;

                ::placeholder {
                    color: #fff;
                }
            }

            .int-p2 button {
                border: none;
                width: 100%;
                line-height: 50px;

                margin-bottom: 18px;
                border-radius: 25px;
                background-color: rgba(69, 160, 92, 0.575);
                color: #fff;

            }
        }

        .errmsg {
            text-align: center;
            font-size: 14px;
            color: red;
        }

        .post {
            text-align: right;

            color: #fff;
            font-size: 14px;
        }
    }

    .hold {
        color: #fff;
        text-align: center;

    }
}